<!DOCTYPE html>
<html>
<head>
<title>GoJS Spreadsheet</title>
<meta name="description" content="Nested Panels resulting in a spreadsheet-like node." />
<!-- Copyright 1998-2016 by Northwoods Software Corporation. -->
<meta charset="UTF-8">
<script src="go.js"></script>
<link href="../assets/css/goSamples.css" rel="stylesheet" type="text/css" />  <!-- you don't need to use this -->
<script src="goSamples.js"></script>  <!-- this is only for the GoJS Samples framework -->
<script id="code">
  function init() {
    if (window.goSamples) goSamples();  // init for these samples -- you don't need to call this
    var $ = go.GraphObject.make;  // for conciseness in defining templates

    myDiagram = $(go.Diagram, "myDiagramDiv");  // create the Diagram for the HTML DIV element

    function textStyle(big) {
      return {
        stroke: "white",
        font: (big ? "16pt sans-serif" : "10pt sans-serif"),
        alignment: go.Spot.Left
      };
    }

    function borderStyle() {
      return {
        fill: "cornflowerblue",
        stroke: "blue",
        strokeWidth: 2
      };
    }

    var aggregatedValue =
      $(go.Panel, go.Panel.Auto,
        { margin: 5 },
        $(go.Shape, borderStyle()),
        $(go.TextBlock, textStyle(),
          { margin: 10, width: 50 },
          new go.Binding("text", "")));  // assume just a number or a string

    var aggregatedListH =
      $(go.Panel, go.Panel.Auto,
        { margin: 4, stretch: go.GraphObject.Fill },
        $(go.Shape, borderStyle()),
        $(go.Panel, go.Panel.Table,
          { padding: 5, alignment: go.Spot.Left, stretch: go.GraphObject.Fill,
            defaultAlignment: go.Spot.Left, defaultStretch: go.GraphObject.Horizontal },
          $(go.TextBlock, textStyle(),
            { row: 0 },
            new go.Binding("text", "header")),
          $(go.Panel, go.Panel.Horizontal,
            { row: 1, itemTemplate: aggregatedValue },
            new go.Binding("itemArray", "values"))));

    var aggregatedListV =
      $(go.Panel, go.Panel.Auto,
        { margin: 4, stretch: go.GraphObject.Fill },
        $(go.Shape, borderStyle()),
        $(go.Panel, go.Panel.Vertical,
          { padding: 5, alignment: go.Spot.Top, defaultAlignment: go.Spot.Left },
          $(go.TextBlock, textStyle(),
            { maxSize: new go.Size(70, NaN) },
            new go.Binding("text", "header")),
          $(go.Panel, go.Panel.Vertical,
            { itemTemplate: aggregatedValue },
            new go.Binding("itemArray", "values"))));

    var checkBoxTemplate =
      $(go.Panel, go.Panel.Horizontal,
        { alignment: go.Spot.Left },
        $("Button",
          $(go.Shape, borderStyle(),
            { width: 14, height: 14 }),
          $(go.Shape, borderStyle(),
            { name: "CHECK",
              geometryString: "M0 4 L3 9 9 0",
              visible: false },  // default not checked, unless bound or set to true
            new go.Binding("visible", "checked").makeTwoWay()),
          {
            click: function(e, obj) {
              var shape = obj.findObject("CHECK");
              shape.diagram.startTransaction("checkbox");
              shape.visible = !shape.visible;
              shape.diagram.commitTransaction("checkbox");
            }
          }),
        $(go.TextBlock, textStyle(),
          new go.Binding("text", "label")));

    myDiagram.nodeTemplate =
      $(go.Part, go.Panel.Table,
        // the title
        $(go.Panel, go.Panel.Auto,
          { row: 0, column: 0, columnSpan: 3, stretch: go.GraphObject.Fill },
          $(go.Shape, borderStyle()),
          $(go.TextBlock, textStyle(true),
            { margin: 10, alignment: go.Spot.Center },
            new go.Binding("text", "title"))),

        // insert an empty row and an empty column
        $(go.RowColumnDefinition, { row: 1, height: 8 }),
        $(go.RowColumnDefinition, { column: 1, width: 8 }),

        // the aggregated values
        $(go.Panel, go.Panel.Auto,
          { row: 2, column: 0, stretch: go.GraphObject.Fill },
          $(go.Shape, borderStyle()),
          $(go.Panel, go.Panel.Table,
            { padding: 4 },
            $(go.TextBlock, textStyle(true),
              new go.Binding("text", "aggTitle")),

            // The B Aggregated Values
            $(go.Panel, go.Panel.Auto,
              { column: 0, row: 1, stretch: go.GraphObject.Fill, margin: new go.Margin(10, 0) },
              $(go.Shape, borderStyle()),
              $(go.Panel, go.Panel.Table,
                { padding: 4, stretch: go.GraphObject.Fill, defaultStretch: go.GraphObject.Fill },
                $(go.TextBlock, textStyle(true),
                  { row: 0 },
                  new go.Binding("text", "aggHeaderB")),
                $(go.Panel, go.Panel.Horizontal,
                  { row: 1 },
                  { itemTemplate: aggregatedValue },
                  new go.Binding("itemArray", "aggValuesB")))),

            // Now the C Aggregated Values
            $(go.Panel, go.Panel.Auto,
              { column: 0, row: 2, alignment: go.Spot.TopLeft },
              $(go.Shape, borderStyle()),
              $(go.Panel, go.Panel.Table,
                { padding: 4, stretch: go.GraphObject.Fill, defaultStretch: go.GraphObject.Fill },
                $(go.TextBlock, textStyle(true),
                  { row: 0, column: 0, columnSpan: 2 },
                  new go.Binding("text", "aggSubtitle")),
                $(go.Panel, go.Panel.Vertical,
                  { row: 1, column: 0, alignment: go.Spot.Left },
                  { itemTemplate: aggregatedListH },
                  new go.Binding("itemArray", "aggValuesH")),
                $(go.Panel, go.Panel.Horizontal,
                  { row: 1, column: 1, alignment: go.Spot.Left },
                  { itemTemplate: aggregatedListV },
                  new go.Binding("itemArray", "aggValuesV")))))),

        // the checkboxes
        $(go.Panel, go.Panel.Auto,
          { row: 2, column: 2, stretch: go.GraphObject.Fill },
          $(go.Shape, borderStyle()),
          $(go.Panel, go.Panel.Vertical,
            { padding: 4, alignment: go.Spot.Top, stretch: go.GraphObject.Vertical, defaultAlignment: go.Spot.Left },
            $(go.TextBlock, textStyle(true),
              new go.Binding("text", "choices")),
            $(go.Panel, go.Panel.Vertical,
              { itemTemplate: checkBoxTemplate },
              new go.Binding("itemArray", "checkBoxes"))))
        );

    myDiagram.model.nodeDataArray = [
      {
        title: "The Main Title",

        aggTitle: "A-Aggregated Values (from B and C)",

        aggHeaderB: "B-Aggregated Values (from B1-B2)",
        aggValuesB: [101.01, 102.02],

        aggSubtitle: "C-Aggregated Values (from D, E, F, and G)",
        aggValuesH: [
          {
            header: "D-Aggregated Values (from D1..Dx)",
            values: [1.01, 2.02, 3.03, 4.04]
          },
          {
            header: "E-Aggregated Values (from E1..Ex)",
            values: [11.01, 12.02]
          },
          {
            header: "F-Aggregated Values (from F1..Fx)",
            values: [21.01, 22.02, 23.03, 24.04, 25.05]
          }
        ],

        aggValuesV: [
          {
            header: "G-Aggregated Values (from G1..Gx)",
            values: [31.01, 32.02, 33.03]
          }
        ],

        choices: "Check Boxes",
        checkBoxes: [
          { label: "Checkbox 1", checked: true },
          { label: "Checkbox 2", checked: false },
          { label: "Checkbox 3", checked: true },
          { label: "Checkbox 4" }
        ]
      }
    ];
  }
</script>
</head>
<body onload="init()">
<div id="sample">
  <div id="myDiagramDiv" style="border: solid 1px blue; width: 100%; height:700px"></div>
  <p>An example of a single node containing nested Auto Panels surrounding Table Panels whose <a>Panel.itemArray</a> is bound to Arrays of numbers.</p>
</div>
</body>
</html>
